Critical severity · published Nov 8, 2011
CVE-2011-2013
Integer overflow in the TCP/IP implementation in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to…
9.8
CVSS
32.3%
EPSS
No
On KEV
Description
Integer overflow in the TCP/IP implementation in Microsoft Windows Vista SP2, Windows Server 2008 SP2, R2, and R2 SP1, and Windows 7 Gold and SP1 allows remote attackers to execute arbitrary code by sending a sequence of crafted UDP packets to a closed port, aka "Reference Counter Overflow Vulnerability."
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)32.3% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
W7
Windows 7 · Microsoft
All versions, or not specified · source: NVD
WS
Windows Server 2008 · Microsoft
r2; r2 · source: NVD
WV
Windows Vista · Microsoft
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2011-2013
CVE.org
https://www.cve.org/CVERecord?id=CVE-2011-2013
www.securitytracker.com
http://www.securitytracker.com/id?1026290
docs.microsoft.com
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-083
oval.cisecurity.org
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13877
More from Windows 7
9.8
CVE-2019-0708
Microsoft Remote Desktop Services Remote Code Execution Vulnerability
9.8
CVE-2017-8543
Microsoft Windows Search Remote Code Execution Vulnerability
9.8
CVE-2015-1635
Microsoft HTTP.sys Remote Code Execution Vulnerability
8.8
CVE-2022-41128
Windows Scripting Languages Remote Code Execution Vulnerability
8.8
CVE-2021-40444
Microsoft MSHTML Remote Code Execution Vulnerability